Biological Beginning

Which of the following statements is NOT an idea held by evolutionary developmental psychologists?

All evolved mechanisms are adaptive in contemporary society.

___ try to figure out what is responsible for the difference among people: genes, environment, or a combination of these.

Behavior geneticists

A chromosome-transmitted form of intellectual disability caused by the presence of an extra copy of chromosome 21 is called that?

Down syndrome

In terms of biological beginnings, which of the following processes occurs during fertilization?

Egg and sperm fuse to create zygote.

___ psychology is the newest approach to psychology. It emphasizes the importance of adaptation, reproduction, and survival of the fittest in shaping behaviors.

Evolutionary

Which psychological approach emphasizes the importance of adaption, reproduction, and survival of the fittest in shaping behaviors?

Evolutionary psychology

Which of the following statements is true about meiosis?

It produces cells with unpaired chromosomes.

___ is a specialized form of cell division that occurs to form eggs and sperm.

Meiosis

This is a specialized form of cell division involving eggs and sperm. A cell's nucleus, including the chromosomes, duplicates itself, and the cell divides. An egg and sperm fuse to create a single cell.

Meiosis Mitosis Fertilization

During ___, the cell's nucleus duplicates itself and the cell divides. During ___, a specialized form of cell division occurs to form an egg and sperm cell. During ___, an egg and a sperm fuse to create a single cell.

Mitosis Meiosis Fertilization

Which genetic disorder occurs primarily in African Americans?

Sickle cell anemia

True or false: An X-linked disease is likely to have a greater effect on men than women.

True

What is formed when fertilization occurs?

Zygote

The growth of the human brain and gaining the experiences necessary to master the complexities of our human society takes place in the extended ___ period of the life span.

childhood

If phenylketonuria (PKU) is not properly treated, it will lead to ___.

intellectual disability

All cells in our bodies, other than eggs and sperm, reproduce through a process called ___.

mitosis

The process that allows cells other than eggs and sperm to duplicate and divide is known as ___.

mitosis

A(n) ___ gene is marked by cellular damage from an environmental agent such as radiation.

mutated

Environmental agents such as radiation, errors in the cellular machinery, and chance can all lead to a ___ gene.

mutated

The evolutionary process by which the best-adapted individuals of a species survive and reproduce is called ___ selection.

natural

As the environment changes, some species adapt in a way that help them survive and reproduce, while other species do not adapt well and die. This process is called ___.

natural selection

As the environment changes, some species adapt in a way that helps them survive and reproduce, while other species do not adapt well and die. This process is called ___.

natural selection

The human genetic process creates several important sources of ___.

variability

X-linked diseases are more likely to affect men than women because___.

women have an extra copy of the X chromosome, which usually has the non-mutated gene.